src/ui/ozone/platform/caca/caca_event_factory.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_OZONE_PLATFORM_CACA_CACA_EVENT_FACTORY_H_
   6 #define UI_OZONE_PLATFORM_CACA_CACA_EVENT_FACTORY_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/time/time.h"
  10 #include "ui/events/platform/platform_event_source.h"
  11 #include "ui/gfx/geometry/point_f.h"
  12 #include "ui/ozone/public/event_factory_ozone.h"
  13
  14 namespace ui {
  15
  16 class CacaConnection;
  17
  18 class CacaEventFactory : public EventFactoryOzone,
  19                          public PlatformEventSource {
  20  public:
  21   CacaEventFactory(CacaConnection* connection);
  22   virtual ~CacaEventFactory();
  23
  24   // ui::EventFactoryOzone:
  25   virtual void WarpCursorTo(gfx::AcceleratedWidget widget,
  26                             const gfx::PointF& location) OVERRIDE;
  27
  28  private:
  29   // PlatformEventSource:
  30   virtual void OnDispatcherListChanged() OVERRIDE;
  31
  32   void ScheduleEventProcessing();
  33
  34   void TryProcessingEvent();
  35
  36   CacaConnection* connection_;  // Not owned.
  37
  38   base::WeakPtrFactory<CacaEventFactory> weak_ptr_factory_;
  39
  40   // Delay between event polls.
  41   base::TimeDelta delay_;
  42
  43   // Keep track of last cursor position to dispatch correct mouse push/release
  44   // events.
  45   gfx::PointF last_cursor_location_;
  46
  47   int modifier_flags_;
  48
  49   DISALLOW_COPY_AND_ASSIGN(CacaEventFactory);
  50 };
  51
  52 }  // namespace ui
  53
  54 #endif  // UI_OZONE_PLATFORM_CACA_CACA_EVENT_FACTORY_H_